WinMerge is an open source differencing and merging tool for Windows. WinMerge can compare both folders and files, presenting differences in a visual text format that is easy to understand and handle.




There are many alternatives to P4Merge for Windows if you are looking for a replacement. The best Windows alternative is WinMerge, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to P4Merge and many of them are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to P4Merge are Meld, Beyond Compare, KDiff3 and Diffchecker.
WinMerge is an open source differencing and merging tool for Windows. WinMerge can compare both folders and files, presenting differences in a visual text format that is easy to understand and handle.




Meld is an open-source, Python-based visual diff and merge tool that allows you to compare and edit files, supports syntax highlighting, and integrates with version control systems like CVS, Subversion, and Mercurial for dynamic diff updates. It works offline, is lightweight, portable, and ad-free.




File and folder comparison tool offering source control integration, 3-way merge support, and selective synchronization. Supports FTP, cloud, runs offline, uses simple commands for files, customization, and scripting for reporting. Lightweight, portable with CLI and built-in viewer.





Diffchecker Pro enables you to compare various types of content, on your desktop or directly in the browser.




Merge is the visual file comparison (diff), merging and folder synchronization application from Araxis. Use it to compare and merge source code, web pages, XML and other text files with native application performance.




SemanticDiff is a programming language aware diff for Visual Studio Code and GitHub. It helps software developers understand code changes faster by hiding irrelevant changes, detecting moved code, and highlighting refactorings.







Diffinity is a diff and merging tool with focus on accurate and easy to read source code diffs. It will compare the content of two files and present the differences in an easy to read line by line and char by char basis.






DiffMerge is a graphical file comparison program for Windows, Mac OS X and Unix, published by SourceGear.

Difftastic is a diff tool that compares files based on their syntax. It supports over 20 programming languages and when it works, it's fantastic.

Same look but easier to work with